Home / 11,837.85-17,754.83-4,817.58

Finding the Fourth Proportional to 11,837.85, 17,754.83 and 4,817.58

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Solution

The fourth proportional to 11,837.85, 17,754.83 and 4,817.58 is: 7,225.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.85 : 17,754.83 = 4,817.58 : x
  2. Step 2: Convert to fraction form
    11,837.85/17,754.83 = 4,817.58/x
  3. Step 3: Cross multiply
    11,837.85x = 17,754.83 × 4,817.58
  4. Step 4: Simplify right side
    11,837.85x = 85,535,281.57
  5. Step 5: Solve for x
    x = 85,535,281.57/11,837.85
  6. Step 6: Final answer
    x = 7,225.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.